211184435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{5431}}^1$

素因数の和:5555

約数の個数: 32

約数和(自身を含む): 319140864

約数和(自身を除く): 107956429

約数列:

[1, 5, 7, 11, 35, 55, 77, 101, 385, 505, 707, 1111, 3535, 5431, 5555, 7777, 27155, 38017, 38885, 59741, 190085, 298705, 418187, 548531, 2090935, 2742655, 3839717, 6033841, 19198585, 30169205, 42236887, 211184435]

約数ペア:

[(1, 211184435), (5, 42236887), (7, 30169205), (11, 19198585), (35, 6033841), (55, 3839717), (77, 2742655), (101, 2090935), (385, 548531), (505, 418187), (707, 298705), (1111, 190085), (3535, 59741), (5431, 38885), (5555, 38017), (7777, 27155)]